Search-Engine-Project

Teammates

@Alexlam0258@cpawongaa

This project is given a starting page Here:

• Crawl all the child pages contents
• Build indexes in database
• Search query using the indexes
• Create a frontend for accepting user query

Project Report

Architecture

URL and Libraries Used

	Frontend	Python Backend	Java Backend
URL	https://search.johnnyip.com/	-	-
Libraries	React.js	Flask	Spring Boot
	Mantine (UI)	pymongo	htmlparser
	Axios	sqlite3	gson
		sentence_transformers	spring-boot-starter-data-redis
		NLTK	jsoup
		numpy	sqlite-jdbc

Result Replicate in Docker

!!! Performance of Crawling is much slower (~30 minutes) under Docker environment. Performance in local is much faster (~2 minutes).

!!! DB file in backend-java is a blank template. It is used for future data update during initialization.

In case any error occurs, please remove all files and run docker compose again.

Prerequisites

• Before you begin, make sure you have Docker client installed

• Make sure the compose.yaml file is inside the folder

• Open Terminal (Mac/Linux), or cmd in Windows, and enter the following commands

cd <path_to_your_folder>
docker compose up -d

• After those necessary docker images are downloaded, it will be up and running.

• 3 Folders will be created

• db folder contains the SQLite file
• mongodb folder contains data of MongoDB
• redis folder contains data of Redis DB